Guaifenesin: study card

Generic name

Guaifenesin

Class

Expectorant

Mechanism

Expectorant; loosens phlegm and thins bronchial secretions.

Used for

Loosen phlegm, thin bronchial secretions; Make coughs more productive

Warnings

The cited 600 mg extended-release tablet is not for children younger than 12; Do not crush, chew or split these extended-release tablets; Chronic cough or cough with excessive mucus needs medical review; Seek medical advice if a cough lasts beyond 7 days, returns, or occurs with fever, rash or persistent headache

Brand questions use only name pairings verified against the linked product source. Unverified pairings are withheld from these questions; the other study content remains available.

Label date: 20250602 · For learning, not clinical decisions. US label and brand information; always consult the current source.

Source snapshot checked: 2026-10-21. The source document and selected fields were compared. The complete card has not had an independent clinical review.